llvm-project/clang/test/CodeGenObjC/gc.m

15 lines
570 B
Objective-C

// RUN: %clang_cc1 -triple x86_64-apple-darwin10 -fobjc-gc -emit-llvm -o - %s | FileCheck %s
void test0(void) {
extern id test0_helper(void);
__attribute__((objc_precise_lifetime)) id x = test0_helper();
test0_helper();
// CHECK: define void @test0()
// CHECK: [[T0:%.*]] = call i8* @test0_helper()
// CHECK-NEXT: store i8* [[T0]], i8** [[X:%.*]], align 8
// CHECK-NEXT: call i8* @test0_helper()
// CHECK-NEXT: [[T0:%.*]] = load i8** [[X]], align 8
// CHECK-NEXT: call void asm sideeffect "", "r"(i8* [[T0]]) nounwind
// CHECK-NEXT: ret void
}